The Human Microbiome: Guts And GloryWe truly are legion. Trillions of bacteria, viruses, fungi and other microbes dwell in organized communities in and on the nooks and plains of the human body. From birth to death, they shape our health — and not always for the worse.

Special Series

The Human Microbiome: Guts And Glory

Trillions of bacteria, virus, fungi and other microbes hiding out in the human body shape health.